Electronic mouse



FIG. 1 is a front perspective view of an electronic mouse showing the new design;

FIG. 2 is a top view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings represent portions of the mouse that form no part of the claimed design. 

The ornamental design for an electronic mouse, as shown and described. 